Saturday

August 30, 2014

August 30, 2014

Total # Posts: 66

**math**

Thanks steve! Very helpful
*August 14, 2014*

**math**

The perimeter of a rectangle with adjacent side lengths of x and y, where x>y, is 8 times as great as the shorter side of the rectangle. What is the ratio of y to x? A. 1:2 B. 1:3 C. 1:4 D. 2:3 E. 3:4
*August 14, 2014*

**math**

If a TV set is bought on the installment plan there is a down payment of $25 and 12 monthly payments of $15 each. The same set may be bought for cash at 12% less than the installment price. The amount saved by making a cash payment is:
*August 13, 2014*

**math**

D. 441 sq ft. 21*21
*August 13, 2014*

**math**

If a TV set is bought on the installment plan there is a down payment of $25 and 12 monthly payments of $15 each. The same set may be bought for cash at 12% less than the installment price. The amount saved by making a cash payment is:
*August 13, 2014*

**dress making**

wanted some help with questions 1. You would like to add a row of tow metallic threads around the wrist of a dress made out of voile . what sewing method should be used to attach them?
*September 28, 2013*

**Math- Statistics **

Suppose 60% of adults have a college degree. If I take a random sample of 80 adults, what is the probability at least 50% of them have a college degree?
*May 5, 2013*

**Taxonomy**

classify the followings; shark, horse, phylosgentic
*February 16, 2013*

**taxonomy**

dolphins
*February 15, 2013*

**physiology and morphology**

morphorological classific the following dolphins
*February 15, 2013*

**Physical Science**

Write a paragraph or two about how and why has the atomic idea/model changed (Greeks 1600-1930)
*December 14, 2012*

**BUSSINESS STATISTICS**

Consider the average available for all hotel rooms from the previous assignment. Identify the point estimate of the average number of available hotel rooms in this lesson from each sample. Construct and Interpret a 95% confidence level for the true mean number of available ...
*May 6, 2012*

**maths factorization **

X2 + 9X + 20 = 0
*April 25, 2012*

**Algebra 2**

a math teacher is randomly distributing 15 rulers with centimeters labels and 10 rulers without centimeter labels. What si the probability that the first ruler she hands out will have centimeter labels and the second ruler will not have labels?
*April 3, 2012*

**calculus**

find the relative extrema and points of inflection, if possible, of y = xln((x^4)/8) Any help would be awesome...thanks! (i know that the relative extrema come from critical values from y' and points of inflection come from y'')
*January 19, 2012*

**Algebra**

I can't figure out this problem... 2x-2-(x-1) = 4-1+x-(-3x) solve for x Will you also show your work and check step Thanks, :)Juliet
*December 6, 2011*

**physics**

i thought i could use delta x = Vx sqrt(2deltay/g) to find how far away the impact occured, but i'm not sure if that's what i was supposed to do. Please help asap! This homework is due tonight! Thanks!!!!!! :)
*October 30, 2011*

**physics**

Batman is standing on top of a 201 m tall building. He kicks off the building with a horizontal velocity of 10 m/s. Joker is driving a car towards the building at 40 m/s. What is batman's velocity at the point of impact (with respect to the ground)? How far away from the ...
*October 30, 2011*

**AP calc**

okay, thank you!!!
*October 30, 2011*

**AP calc**

A gas barrel has the shape of a right cylinder with the radius of 5 ft. and the height of 15 ft. If gas is being pumped into the barrel at the rate of 3 ft.3/min, find the rate at which the gas is rising when the gas is 8 ft. deep. any help would be great!!
*October 30, 2011*

**Math**

i am in sixth grade and i need help with homework.Okaay say they give you a figure and want you to find out how many hundreths tenths and one are in the figure.how do i do that?
*October 10, 2011*

**Calculus**

differentiate: y=sin^2(x)- cos^2(x) I have this: y'= 2cosx + 2sinx What do i do next??
*September 18, 2011*

**AP Calculus AB**

Thank you!
*September 18, 2011*

**chem**

element
*September 15, 2011*

**math**

solve the problem. the half-life of 234U, uranium-234, is 2.52 multiplied by 105 yr. If 98.3% of the uranium in the original sample is present, what length of time (to the nearest thousand years) has elapsed?
*July 26, 2011*

**Life Orientation**

Discuss 5 ways in which the human or environmental problem xenophobia impacts on the community.
*May 18, 2011*

**Life Orientation**

Human or environmental problem xenophobia impacts on the community within South Africa.
*May 17, 2011*

**physics**

is a neon light a fluid?
*January 26, 2011*

**physics**

Is a lightning a fluid?
*January 26, 2011*

**math **

find a number where the sum of itself and its cube is the same as twice the square if it
*January 2, 2011*

**math**

find four consecutive integers such that the sum of the squares of the first two is 11 less than the square of the fourth
*January 2, 2011*

**Precalculus**

How would you solve an exponential equation like this... 2^(3x+1)= 3^(x-2)
*November 14, 2010*

**college**

visual education i need an example of rhythm
*November 7, 2010*

**Chemistry**

3) A student dissolves a 1.18g aspirin tablet in water and titrates the solution with a .265M NaOH. 22.05mL of NaOH are required to reach the equivalence point. Calculate the percentage of acetylsalicylic acid in the tablet.
*October 25, 2010*

**math 11**

The axis of symmetry of a graph is the vertical line x=5. One of the x-intercepts is (11,0). What is the other x-intercept. Explain how to do this either by showing work or how to enter it into the TI83Plus. Up until now I've had equations to work with so this one has me ...
*October 23, 2010*

**math11**

Solve the non linear equation x^2=3x+4 graphically using a calculator, Write the equations of the graphs you used to find the solution. I got this question wrong what would be my Y1= and Y2= equations. Not sure what I'm doing wrong but whenever I have an x^2 I get them wrong.
*October 19, 2010*

**math11**

Solve the non linear equation x^2=3x+4 graphically using a calculator, Write the equations of the graphs you used to find the solution. I got this question wrong what would be my Y1= and Y2= equations. Not sure what I'm doing wrong but whenever I have an x^2 I get them wrong.
*October 19, 2010*

**Physics**

When an object is moved from sea level to the top of a really high mountain, what, if anything changes about the weight of the object? Could someone please help me explain this problem. THANK YOU!!!
*October 13, 2010*

**PHYSICS**

A rock is dropped from rest into a well. The sound of the splash is heard 2.40 s after the rock is released from rest. (a) How far below the top of the well is the surface of the water? The speed of sound in air (at the ambient temperature) is 336 m/s. (3p) (b) What If? If the...
*September 24, 2010*

**Roman Numerals**

VI + I = IV Move only one I or V to make this equation true Juliet
*August 27, 2010*

**chemistry**

ambot
*July 22, 2010*

**chemistry**

what are the examples of suspension
*July 22, 2010*

**Security**

What role should non-security personnel play in an emergency plan and disaster response? Should these roles be included in a procedures manual? Why or why not? How can a company or organization balance safety and liability issues with the use of non-security personnel during a...
*May 5, 2010*

**math 12**

without looking at cases Jamie just puts the CDs into cases. The cases belong to the CDs. how many different ways can the CDs be put in the cases? Is the answer 3!=6
*March 21, 2010*

**math 12**

How many different binary numbers can be present by a string of binary code with 5 digits if the first digit is 1 and the last two digits are 0?
*March 20, 2010*

**Math 30**

Describe how the graph of y=f(-2x+6)+7 can be obtained from the graph of y=f(x). I am not understanding this transformation unit at all.
*March 19, 2010*

**trig**

I got the following question marked wrong and I was wondering if someone could tell me why I got it wrong. The question is of the 6 trigonometric ratios, if only cosine and secant are positive, the angle is in which quadrant? I said it was in the 4th quadrant.
*March 17, 2010*

**Laws**

How have the historical laws of the code of Hammarubi, Draco's Law, Law of the Twelve Tables, Justinian Code, Magna Carta, and the Statue of Westminster led to the development of security forces, both private and public? Why do you think the need for both private and ...
*March 17, 2010*

**grade 12 trig**

If cos A-1=0, where 0<or= A< 2pi, then A=? The answer I got was pi/3,5pi/3. I don't know where I went wrong can you please help. thanks
*March 11, 2010*

**Math 30**

If cos theta = -sin theta,then sin^2 theta is what?
*March 10, 2010*

**Algebra**

A printer can print 10 pages of text per minute or 4 pages of graphics per minute. How many minutes will it take to print 31 pages of text and 7 pages of graphics? Express as a mixed numer.
*September 17, 2009*

**8th grade**

what are proteins?how are they important to our body/
*September 13, 2009*

**Romeo and Juliet please check my answer**

In act 5 is this true? Bathasar delivers Friar's message to Romeo.
*April 8, 2009*

**Romeo and Juliet Help Quick Question**

In act 4 does the Friar give Juliet a drug or a potion.
*April 8, 2009*

**Romeo and Juliet Help**

In act 4 Juliet has several fears about awaking in the tomb. What are her two fears?
*April 8, 2009*

**Romeo and Juliet True/false help**

I need help with this true/false question that I don't understand, and I can't find it anywhere. 1. Capulaet changes the wedding day out of joy for Juliet's change of heart after seeing the Friar.
*April 8, 2009*

**Romeo and Juliet (Quick true/false question)**

I need help on this question in act 4 of Romeo and Juliet. 1. Capulet wasnts the wedding to occur soon as a way to get Juliet over her grief. Is this true?
*April 8, 2009*

**math**

I think it cold fever but I maybe wrong
*April 5, 2009*

**Literature please read**

Can Someone please Check my answers?
*February 21, 2009*

**Literature**

You might think this is crazy but I don't. I typed 3 pages of this text in my textbook and after the text there are questions I need you to check thanks sorry for so much. Shakespeare's World England in Shakespeare's Day William Shakespeare is widely considered to ...
*February 21, 2009*

**chemistry**

The answer is wrong. Kc (Equilibrium Constant) is always <1.
*February 9, 2009*

**chemistry**

Given Kc values: N2(g)+1/2 O2(g)<->N2O(g) Kc=2.7* 10^-18 N2O4(g)<->2NO2(g) Kc=4.6*10^-3 1/2N2(g)+O2(g)<->NO2(g) kc=4.1*10^-9 What is the Kc value for: 2N2O(g)+3O2(g)<->2N2O4(g)
*February 9, 2009*

**Science**

What do waves transfer?
*October 17, 2007*

**Science**

Why do we use the metric system to measure things in science?
*October 17, 2007*

**Science**

What are the 7 steps of the scientific method?
*October 17, 2007*

**History**

What was the Civil War battle of Pea Ridge about? http://en.wikipedia.org/wiki/Battle_of_Pea_Ridge SEX You are inapropriatly using this site and you need to stop.
*April 24, 2007*

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